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/*
* Copyright 2006 The Android Open Source Project
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkDashPathEffect_DEFINED
#define SkDashPathEffect_DEFINED
#include "SkPathEffect.h"
/** \class SkDashPathEffect
SkDashPathEffect is a subclass of SkPathEffect that implements dashing
*/
class SK_API SkDashPathEffect : public SkPathEffect {
public:
/** The intervals array must contain an even number of entries (>=2), with the even
indices specifying the "on" intervals, and the odd indices specifying the "off"
intervals. phase is an offset into the intervals array (mod the sum of all of the
intervals).
Note: only affects framed paths
*/
SkDashPathEffect(const SkScalar intervals[], int count, SkScalar phase, bool scaleToFit = false);
virtual ~SkDashPathEffect();
// overrides for SkPathEffect
// This method is not exported to java.
virtual bool filterPath(SkPath* dst, const SkPath& src, SkScalar* width);
// overrides for SkFlattenable
// This method is not exported to java.
virtual Factory getFactory();
// This method is not exported to java.
virtual void flatten(SkFlattenableWriteBuffer&);
static SkFlattenable* CreateProc(SkFlattenableReadBuffer&);
SK_DECLARE_FLATTENABLE_REGISTRAR()
protected:
SkDashPathEffect(SkFlattenableReadBuffer&);
private:
SkScalar* fIntervals;
int32_t fCount;
// computed from phase
SkScalar fInitialDashLength;
int32_t fInitialDashIndex;
SkScalar fIntervalLength;
bool fScaleToFit;
typedef SkPathEffect INHERITED;
};
#endif
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